.app {
    background-color:rgba(242,242,246);
    height: 100%;
    width: 100%;
    .topp{
        width: 80%;
        height: 57px;
        background-color: white;
        margin: auto;
        margin-top: 20px;
        margin-bottom: -10px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        .left{
            margin-left: 20px;
        }
        .right{
            margin-right: 20px;
        }
    }
    .top{
      width: 80%;
      height: 57px;
      background-color:rgba(242,242,246) ;
      margin: auto;
      margin-top: 10px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      .left{
        .shanchu{
          background-color: rgba(51,102,204);
         margin-left: 20px;
        }
        .shuaxin{
          background-color: rgba(51,204,255);
        }
       
      }
      .right{
        .daochu{
          background-color: rgba(161,161,161);
        }
        .xinzeng{
          background-color: rgba(21,60,101);
          margin-right: 20px;
        }
       }
    }
    .button{
      width: 80%;
      margin: auto;
    }
  }
  
  